0
All freshwater animals need to be surrounded by water. They're designed to exploit its buoyancy, its cleansing, its moisture, the food in it, the way it refracts light (if they're sighted creatures), its relatively constant temperature, its resistance to motion (i.e., its viscosity) and the fact that it carries oxygen.
Wiki User
∙ 11y ago
Wiki User
∙ 15y agothey breath with gills
Add your answer:
Earn +20 pts
How do salt water and freshwater fishes maintain their salt balance?
I have freshwater fish and i use aquarium salt. I put more in every time i do a water change
How does a marine fish maintain water balance?
Terrestrial animals maintain their water balance in a number of ways. These animals can develop the capacity to hold a lot of water in dry situations.
What part of a fish that maintain balance?
For most fish, the fins help maintain balance while swimming.
Is a betta fish saltwater or freshwater fish?
Redfish are fresh water
Do freshwater fish tend to gain or lose water?
Freshwater fish tend to gain water.
Why is maintaining water balance within the body a different process for freshwater fish than for marine fish?
Freshwater fishes drink very little water and take in little water with their food. Marine fishes must conserve water, and therefore their kidneys excrete little water. To maintain their water balance, marine fishes drink large quantities of seawater, retaining most of the water and excreting the salt.
Are fancy guppies freshwater fish or saltwater fish?
The guppy is a fresh water fish.
Are glo fishfresh water fish or salt water fish?
freshwater.
What do freshwater fish eat?
They eat vegatation in the water and some fish eat other fish. Many Freshwater fish also eat insects and freshwater crustaceans.
Are piranha's freshwater fish or salt water fish?
Piranhas are freshwater fish, living in the Amazon basin.Actually they are both freshwater and salt.... Mostly freshwater though!
Why are some fish saltwater fish and others freshwater fish?
Because saltwater fish can only breathe in saltwater (as in the ocean) and freshwater fish can only breathe in freshwater (as in tap water.)
Sick aquarium fish do?
Depending on the type of fish, Freshwater or salt water. It also depends on the disease. I know that freshwater fish can have fungus on them. But I'm not sure about salt water. Cheers! -Sarah Depending on the type of fish, Freshwater or salt water. It also depends on the disease. I know that freshwater fish can have fungus on them. But I'm not sure about salt water. Cheers! -Sarah
